139th Kentucky Derby

A woman slides on a plastic tarp through the wet weather as patrons wait for the start of the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky.

A woman slides on a plastic tarp through the wet weather as patrons wait for the start of the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (Matt Sullivan/Reuters)

A woman slides on a plastic tarp through the wet weather as patrons wait for the start of the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky.Matt Sullivan/Reuters